/**
 * Independent time operation tool to facilitate subsequent switch to dayjs
 */
import moment from "moment";

const DATE_TIME_FORMAT = "YYYY-MM-DD HH:mm:ss";
const DATE_FORMAT = "YYYY-MM-DD";

export function formatToDateTime(date?: any, format = DATE_TIME_FORMAT): string {
	return moment(date).format(format);
}

export function formatToDate(date?: any, format = DATE_FORMAT): string {
	return moment(date).format(format);
}

export function beginOfDay(date) {
	return new Date(date.getFullYear(), date.getMonth(), date.getDate());
}

export function endOfDay(date) {
	return new Date(date.getFullYear(), date.getMonth(), date.getDate(), 23, 59, 59, 999);
}

export function betweenDay(date1, date2) {
	date1 = convertDate(date1);
	date2 = convertDate(date2);
	// 计算差值
	return Math.floor((date2.getTime() - date1.getTime()) / (24 * 3600 * 1000));
}

export function formatDate(date, fmt) {
	date = convertDate(date);
	const o = {
		"M+": date.getMonth() + 1, // 月份
		"d+": date.getDate(), // 日
		"H+": date.getHours(), // 小时
		"m+": date.getMinutes(), // 分
		"s+": date.getSeconds(), // 秒
		"q+": Math.floor((date.getMonth() + 3) / 3), // 季度
		S: date.getMilliseconds() // 毫秒
	};
	if (/(y+)/.test(fmt)) {
		// 年份
		fmt = fmt.replace(RegExp.$1, `${date.getFullYear()}`.substr(4 - RegExp.$1.length));
	}
	for (const k in o) {
		if (new RegExp(`(${k})`).test(fmt))
			fmt = fmt.replace(RegExp.$1, RegExp.$1.length === 1 ? o[k] : `00${o[k]}`.substr(`${o[k]}`.length));
	}
	return fmt;
}

export function addTime(date, time) {
	date = convertDate(date);
	return new Date(date.getTime() + time);
}

export function convertDate(date) {
	if (typeof date === "string") return new Date(date);

	return date;
}

/**
 * 日期格式化
 * @param date 日期
 * @param block 格式化字符串
 */
export function dateFormat(date, block) {
	if (!date) return "";

	let format = block || "yyyy-MM-dd";
	date = new Date(date);
	const map = {
		M: date.getMonth() + 1, // 月份
		d: date.getDate(), // 日
		h: date.getHours(), // 小时
		m: date.getMinutes(), // 分
		s: date.getSeconds(), // 秒
		q: Math.floor((date.getMonth() + 3) / 3), // 季度
		S: date.getMilliseconds() // 毫秒
	};
	format = format.replace(/([yMdhmsqS])+/g, (all, t) => {
		let v = map[t];
		if (v !== undefined) {
			if (all.length > 1) {
				v = `0${v}`;
				v = v.substr(v.length - 2);
			}
			return v;
		} else if (t === "y") {
			return date
				.getFullYear()
				.toString()
				.substr(4 - all.length);
		}
		return all;
	});
	return format;
}

/**
 * 将毫秒，转换成时间字符串。例如说，xx 分钟
 *
 * @param ms 毫秒
 * @returns {string} 字符串
 */
export function getDate(ms) {
	const day = Math.floor(ms / (24 * 60 * 60 * 1000));
	const hour = Math.floor(ms / (60 * 60 * 1000) - day * 24);
	const minute = Math.floor(ms / (60 * 1000) - day * 24 * 60 - hour * 60);
	const second = Math.floor(ms / 1000 - day * 24 * 60 * 60 - hour * 60 * 60 - minute * 60);
	if (day > 0) return `${day}天${hour}小时${minute}分钟`;

	if (hour > 0) return `${hour}小时${minute}分钟`;

	if (minute > 0) return `${minute}分钟`;

	if (second > 0) return `${second}秒`;
	else return `${0}秒`;
}

export const dateUtil = moment;
